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Round|Lab Grown|IGI

5.91ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG792671954

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792671954

Diamond specifications and retailer prices

From $1,734 CAD
HK$9,700 HKD
As of October 30, 2026
Save $3,968 CAD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $19,780 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.91ct lab-grown round diamond

This 5.91ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792671954 or 792671954. Listed at 10 retailers as of October 30, 2026, with a 229% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.91
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792671954
Dimensions11.66 × 11.75 × 7.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.66 mm11.75 mm5.91 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792671954
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $19,780 CAD|Low: $2,081 CAD|High: $20,367 CAD|Avg: $5,477 CAD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$2,165 CAD
Retailer 2$2,343 CAD
Retailer 4$2,378 CAD
Retailer 7$2,609 CAD
Retailer 3$5,576 CAD
Retailer 9$5,702 CAD
Retailer 6$5,913 CAD
Retailer 5$7,648 CAD
Brilliant Earth$19,780 CAD

34 data points across 9 retailers

10 retailers$1,734 CAD to $5,702 CAD

A
Cheapest Retailer
-
$1,734 CAD
HK$9,700 HKD
A
Retailer 2
-
$2,165 CAD
$1,550 USD
View
A
Retailer 3
-
$2,343 CAD
£1,321 GBP
View
A
Retailer 4
-
$2,378 CAD
€1,621 EUR
View
A
Retailer 5
-
$2,609 CAD
$1,868 USD
View
B+
Retailer 6
-
$5,576 CAD
£3,143 GBP
View
B
Retailer 7
-
$5,702 CAD
$4,082 USD
View
Retailer 8
-
$5,913 CAD
A$6,512 AUD
View
Price last confirmed 22 days ago
Retailer 9
-
$7,648 CAD
$5,475 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
20130325A · Oct 29
$19,780 CAD
$14,160 USD
View
Price under review
9 more retailers have this diamond
Prices start from $1,734 CADSave up to $3,968 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.91ct Round
$1,734 CAD